Hospital inpatient drug rehabilitation for drug and alcohol addiction is often needed for people who have particular medical problems linked to their addiction, as does sometimes occur with certain types of withdrawal or for persons whose physical or mental state has been broken down their substance abuse. Hospital inpatient drug and alcohol rehabilitation in Model for drug or alcohol issues is occasionally also necessary for individuals who are plagued by co-occurring mental health disorders who will need thorough rehabilitation services which may not be available in a different treatment. Treatment clients who want to go through a drug assisted drug detox, which is often the situation with individuals who are addicted to opiates like heroin and prescription pain relievers, might also opt to receive such rehabilitation in a Model hospital inpatient drug detox facility.